Speaker



FIG. 1 is a perspective view of a speaker showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof where the right side view is a mirror image;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a reference view showing an example of the usage of the subject design in which the main part of the speaker has been attached to the wall without the stand part of the speaker.

The broken lines illustrate environment and form no part of the claimed design. 

CLAIM The ornamental design for a speaker, as shown and described. 